Employees

stormwater conveyance Companies

DownStream Services, Inc. is a unique Small Business Enterprise offering an array of environmental services ranging from trenchless technologies to long range assessment inspections. Revolutionizing Pipe Assessment and Rehabilitation from the Underground Up, we are committed to providing innovative solutions with exceptional customer service.

SPS is preparing for sale a line of wireless telemetry units. In situations where the cost of trenching and burying cable is too high, these units will provide signaling to start and stop motors, activate pumps or valves, send alarms, as well as provide other remote functions.Manufacturer`s of stormwater diversion / protection systems. Our VinValve product line used in ...

Invisible Structures, Inc., has been in the stormwater management business since 1982 with our porous paving systems Grasspave2 and Gravelpave2, ring and grid structures for grass and gravel drivable surfaces. Large rolls sizes cover areas quickly while either protecting grass roots from compaction or containing small gravel to eliminate gravel migration. Invisible ...

Oldcastle Precast is a leading solutions provider for North American infrastructure projects. With more than 60 locations nationwide, solutions for the environmental market include a complete line of stormwater management products, from stormwater detention and infiltration systems, to gross pollutant removal devices, advanced treatment systems, as well as complete water ...

Watershed Consulting Associates, founded in 2005, is a Vermont-based environmental consulting firm specializing in stormwater management and erosion prevention-sediment control design and permitting services. We are a highly skilled team of hydrologists with extensive experience in site design and permitting in the continually evolving field of stormwater management. We ...

Goldie & Associates is a member of the Goldie Group, a family of companies that provides engineering, environmental, laboratory, construction, multi-media waste management, and utility services to clients, large and small, throughout the Southeastern US. What makes us different is the commitment to our clients, with our focus on meeting clients’ needs. This commitment and ...

HIDROSTANK was born in 1996 as the result of a bet in providing innovative solutions that improve the performance of Construction, as well as the optimization of the management Sewage and stormwater (drainage) networks. During this time, the HIDROSTANK has been collaborating closely, both nationally and internationally, with management, engineering, contractors, ...

More than two decades of breakthrough development and an unparalleled level of commitment to the water resources industry make Haestad Methods software solutions from Bentley the premier choice of utilities and engineering firms to plan, analyze, design, and operate water distribution systems, stormwater drainage, and sanitary and combined sewers.

Environmental Research and Design, Inc. (ERD) was founded in 1986 by Dr. Harvey H. Harper, P.E. as a water quality research and engineering firm. Work efforts at ERD are devoted primarily to the areas of surface water and groundwater management, stormwater treatment, lake restoration and sediment/water interaction. This specialization has allowed ERD to develop complete ...

CULTEC, Inc. is the manufacturer of the Contactor and Recharger Plastic Septic and Stormwater Chambers. They may be used as subsurface retention or detention systems, as replacements for ponds, concrete structures or pipe and stone installations or as replacements for conventional septic leachfield lines. Our perforated sidewalls and full open bottom promote maximum ...

Hazen and Sawyer is a nationally and internationally recognized environmental engineering consulting firm, specializing in the engineering and management of wastewater collection, pumping, treatment, and disposal, stormwater management, water resources, solid and hazardous waste management, and computer applications. Since its founding more than half a century ago, the ...

ACG Technology Ltd. has established itself as a leading provider of water, wastewater, and stormwater treatment systems for industries and municipalities. Our dedication to the protection of the environment drives us to develop and source technology to that end. By offering truly innovative products and systems of the highest quality we continue to forge solid, ...

CrystalStream Technologies is an innovator in the field of structural best management practices (or BMPs). Using sound engineering principles and common sense, practical approaches to problem-solving, CrystalStream has created a cost-effective BMP that scales to virtually any site. Whether your flows are 1 CFS or 100 CFS, CrystalStream can design a solution that fits. Our ...

Aquarius Environmental is an engineering and consulting firm specializing in water related design, treatment, and compliance. We bring innovative solutions to a variety of complex problems while maintaining a high level of personal service with integrity and efficiency. We strive to be your single source for water treatment expertise. To successfully execute a project ...

AS Filtration was borne from a small group of environmental engineers and scientists sharing the same ideal – to provide high performance and cost-effective water quality treatment solutions to everyone that needs it. The pursuit to develop and share water quality treatment technologies has now come to fruition with the availability of antimicrobial filter media such as ...

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